Barielle's Nail Strengthener Cream the breakthrough formulation that helps nails grow healthier and stronger, resists splits, peels and breaks, and prevents splitting, cracks and ridges. Originally created to condition the hooves on million-dollar thoroughbred racehorses but was reformulated once proven it worked wonders on humans as well, and became the miracle product to improve the health and vitality of women's and men's nails. Featured in Refinery 29, Bustle, Zoe Report and Khloe Kardashian's Official App, Barielle's Nail Strengthener Cream is easy to use and you don't need to go without polish to achieve maximum results, making it easily the leading nail strengthener. For women and men Can be used while wearing nail polish Helps improve nail growth, splits, cracks, peels and breaks Use at minimum 2-3x per day Allow 3-4 weeks to see noticeable improvement